askadam795 askadam795

01-07-2017
Mathematics

contestada

Solve this system and list the method that you chose graphing substitution or elimination Y=2x-12
Y=-x+3

Respuesta :

LAGRHA15 LAGRHA15

01-07-2017

Substitution

y = 2x - 12
y = -x + 3

-x + 3 = 2x - 12
+ x + x
-----------------------------
3 = 3x - 12
+ 12 + 12
-----------------------
15 = 3x
------ ------
3 3

x = 5

y = 2(5) - 12
y = 10 - 12
y = -2

The final answer is (5,-2).

Answer Link

Otras preguntas

Convert 21/15 to a mixed number and reduce the fraction

juan has a batting average of 0.334. gary has a batting average of 0.284. what is the difference between the batting averages of the two baseball players?

Deborah found that six of the 24 students in her class only cell phone what is the ratio of students out on his cellphone to students that do not

If you're currently earning $9.25 per hour and you received a 4% increase, what would be your new hourly rate

What's n = 3 x 45 for 5th grade math please cause I'm not sure how this math goes

If x = 9, what is the value of y in the equation below? (y = 8x - (1+4x) ?

Which statement accurately describes the homestead act of 1862?

For what value of a is a(2x+3)=9x+15+x an identity?

An endemic disease is best described as a disease that __________. a. rarely affects a specific place or group of people b. is characteristic of a specific pl

How does mold obtain vital nutrients